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Stock Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2013
Stock Based Compensation [Abstract] |
Summary of Stock Options Outstanding | Options granted to date vest ratably over a five year period and expire ten years after the date of grant. Stock options outstanding at March 31, 2013 are as follows:
|  |  | Outstanding Stock Options |  |  | Exercisable Stock Options |
Exercise Price Range |  |  | Number |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life (Years) |  |  | Number |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Life (Years) |
$ | 9.00 - $10.99 |  |  |  | 25,360 |  |  | $ | 9.00 |  |  |  | 5.8 |  |  |  | 20,285 |  |  | $ | 9.00 |  |  |  | 5.8 |
$ | 11.00 - $12.99 |  |  |  | 65,708 |  |  |  | 12.04 |  |  |  | 7.3 |  |  |  | 33,716 |  |  |  | 12.04 |  |  |  | 6.7 |
$ | 17.00 - $18.99 |  |  |  | 19,518 |  |  |  | 18.15 |  |  |  | 2.5 |  |  |  | 19,518 |  |  |  | 18.15 |  |  |  | 2.5 |
|  |  |  |  | 110,586 |  |  |  | 12.42 |  |  |  | 6.1 |  |  |  | 73,519 |  |  |  | 12.82 |  |  |  | 5.3 |
Summary of Stock Option Activity | The following table summarizes stock option activity for the periods indicated:
|  | 2013 |  |  | 2012 |
|  | Options |  |  | Weighted Average Exercise Price |  |  | Options |  |  | Weighted Average Exercise Price |
Outstanding, January 1 |  |  | 110,586 |  |  | $ | 12.42 |  |  |  | 124,123 |  |  | $ | 12.54 |
Granted |  |  | - |  |  |  | - |  |  |  | 14,491 |  |  |  | 12.60 |
Exercised |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Outstanding, March 31 |  |  | 110,586 |  |  |  | 12.42 |  |  |  | 138,614 |  |  |  | 12.55 |
Exercisable, March 31 |  |  | 73,519 |  |  |  | 12.82 |  |  |  | 83,337 |  |  |  | 13.25 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph f -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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